i know its crazy, but attempt performance gains by avoiding use of int64 as much as possible.
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@ -20,6 +20,7 @@
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#include <stdexcept>
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#include <stdlib.h>
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#include <stdio.h>
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#include <limits>
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#include "byte_order.h"
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//#include <tr1/unordered_map>
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//using namespace std::tr1;
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@ -59,8 +60,16 @@ inline T truncateDecimal(const T &value, int precision=6) {
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precNum = std::pow((T)10,(T)precision);
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}
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int64 resultInt = (T)value * (T)precNum;
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// See if we can avoid using an int64 for speed
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static int MAX_INT_VALUE = std::numeric_limits<int>::max();
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if((T)value * (T)precNum <= MAX_INT_VALUE) {
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int resultInt = (T)value * (T)precNum;
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T result = (T)resultInt / precNum;
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return result;
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}
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// Must use an int64 since the result is large
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int64 resultInt = (T)value * (T)precNum;
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T result = (long double)resultInt / precNum;
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return result;
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}
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@ -33,8 +33,8 @@ bool strToUInt(const string &s, uint32 *i);
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bool strToFloat(const string &s, float *f);
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string boolToStr(bool b);
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string uIntToStr(uint32 i);
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string intToStr(int64 i);
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string uIntToStr(const uint64 &value);
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string intToStr(const int64 &value);
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string intToHex(int i);
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string floatToStr(float f,int precsion=2);
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string doubleToStr(double f,int precsion=2);
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@ -19,6 +19,7 @@
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#include <iostream>
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#include <locale>
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#include "platform_util.h"
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#include <limits>
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#include "leak_dumper.h"
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using namespace std;
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@ -132,15 +133,27 @@ string boolToStr(bool b) {
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}
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}
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string intToStr(int64 i) {
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string intToStr(const int64 &value) {
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char str[strSize]="";
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snprintf(str, strSize-1, "%lld", (long long int)i);
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static int MAX_INT_VALUE = std::numeric_limits<int>::max();
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if(value <= MAX_INT_VALUE) {
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snprintf(str, strSize-1, "%d", (int)value);
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}
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else {
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snprintf(str, strSize-1, "%lld", (long long int)value);
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}
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return (str[0] != '\0' ? str : "");
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}
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string uIntToStr(uint32 i) {
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string uIntToStr(const uint64 &value) {
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char str[strSize]="";
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snprintf(str, strSize-1, "%u", i);
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static unsigned int MAX_UNSIGNED_INT_VALUE = std::numeric_limits<unsigned int>::max();
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if(value <= MAX_UNSIGNED_INT_VALUE) {
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snprintf(str, strSize-1, "%u", (int)value);
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}
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else {
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snprintf(str, strSize-1, "%llu", (long long unsigned int)value);
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}
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return (str[0] != '\0' ? str : "");
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}
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@ -502,7 +502,7 @@ XmlTree::XmlTree(xml_engine_parser_type engine_type) {
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break;
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default:
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throw megaglest_runtime_error("Invalid XML parser engine: " + intToStr(engine_type));
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throw megaglest_runtime_error("Invalid XML parser engine: " + intToStr((int)engine_type));
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}
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this->engine_type = engine_type;
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@ -689,7 +689,7 @@ XmlNode::~XmlNode() {
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XmlAttribute *XmlNode::getAttribute(unsigned int i) const {
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if(i >= attributes.size()) {
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throw megaglest_runtime_error(getName()+" node doesn't have "+intToStr(i)+" attributes");
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throw megaglest_runtime_error(getName()+" node doesn't have " + uIntToStr(i) + " attributes");
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}
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return attributes[i];
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}
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@ -733,7 +733,7 @@ int XmlNode::clearChild(const string &childName) {
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XmlNode *XmlNode::getChild(unsigned int i) const {
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assert(!superNode);
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if(i >= children.size()) {
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throw megaglest_runtime_error("\"" + getName()+"\" node doesn't have "+intToStr(i+1)+" children");
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throw megaglest_runtime_error("\"" + getName()+"\" node doesn't have "+ uIntToStr(i+1) + " children");
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}
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return children[i];
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}
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@ -754,7 +754,7 @@ XmlNode *XmlNode::getChild(const string &childName, unsigned int i) const {
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return superNode->getChild(childName,i);
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}
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if(i >= children.size()) {
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throw megaglest_runtime_error("\"" + name + "\" node doesn't have "+intToStr(i+1)+" children named \"" + childName + "\"\n\nTree: "+getTreeString());
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throw megaglest_runtime_error("\"" + name + "\" node doesn't have " + uIntToStr(i+1) +" children named \"" + childName + "\"\n\nTree: "+getTreeString());
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}
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int count= 0;
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@ -767,7 +767,7 @@ XmlNode *XmlNode::getChild(const string &childName, unsigned int i) const {
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}
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}
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throw megaglest_runtime_error("Node \""+getName()+"\" doesn't have "+intToStr(i+1)+" children named \""+childName+"\"\n\nTree: "+getTreeString());
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throw megaglest_runtime_error("Node \""+getName()+"\" doesn't have " + uIntToStr(i+1) + " children named \""+childName+"\"\n\nTree: "+getTreeString());
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}
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bool XmlNode::hasChildNoSuper(const string &childName) const {
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